There are substantial technical, political, and financial obstacles to starting the colonization of Mars within the next few decades. SpaceX is farther along than most toward this ambitious goal.

The vision of Mars colonization is moving from science fiction into real-world planning, with multiple space agencies preparing for long-term human presence. Modern Mars missions focus on testing ...

UCF physicist Dr. Ramses Ramirez has a plan to warm Mars using nanotechnology and "dust fountains" to make future colonization more feasible. Colonizing Mars could unlock valuable mining resources, ...

Forbes contributors publish independent expert analyses and insights. Kevin Holden Platt writes on space defense, SpaceX, ISS, Space War I American scientists envision creating a network of ...